Gynecological surgery expert witness Dr. Marshall Austin will be the next expert to testify for C.R. Bard Inc. in the MDL case being tried in West Virginia. U.S. District Judge Joseph R. Goodwin will hear all federal vaginal mesh lawsuits against Bard and other transvaginal and bladder sling manufacturers. There may be as many as 10,000 federal cases as well as several thousand in state court systems. Plaintiffs allege serious internal injuries.